Scania MBS DTC 2052 Auxiliary heater, open circuit

MBS MBS control unit · Scania

Code 2052 (decimal). Some diagnostic tools show it in hexadecimal as 0804.

In short

The MBS system does not receive confirmation that the auxiliary heater is active within 5 seconds of starting.

Applies to: MBS3 (MBS)

What does Scania MBS fault code 2052 mean?

What causes Scania DTC 2052?

How does the system react?

What are the symptoms?

How to fix Scania MBS fault code 2052?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

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